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A Novel Nitrile Oxide Precursor; 2-Methyl-4-nitro-5(2H)-isoxazolone

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References

1992

Year

Abstract

2-~ethyl-4-nitro-5(2~)-isoxazolone (1) was found to be a versatile precursor for a functionalized nitrile oxide by reaction with dipolarophiles giving 3-(g-methylcarbamoyl)isoxazole ( 2 or 3 ) derivatives.